Trelleborg Offshore’s FireNut is a jet fire protection for bolted connections to extend service life in the event of a fire. This app helps you calculate size and number of FireNut needed for a given flange type.

What’s New

Version 1.7

GDPR Compliance are added.

App Privacy

The developer, Trelleborg AB, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy.

Data Not Collected

The developer does not collect any data from this app.

Privacy practices may vary, for example, based on the features you use or your age. Learn More


  • Family Sharing

    With Family Sharing set up, up to six family members can use this app.

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